WList of number-one albums of 2008 (Australia)WList of number-one singles of 2008 (Australia)WList of Canadian Hot 100 number-one singles of 2008WList of number-one hits of 2008 (Germany)WList of Oricon number-one singles of 2008WList of number-one albums of 2008 (Mexico)WList of UK Independent Singles Chart number ones of 2008WList of UK R&B Albums Chart number ones of 2008WList of UK R&B Singles Chart number ones of 2008WList of UK Rock & Metal Albums Chart number ones of 2008WList of UK Rock & Metal Singles Chart number ones of 2008WList of UK top-ten albums in 2008WList of UK top-ten singles in 2008WList of Billboard Adult Contemporary number ones of 2008WList of Billboard 200 number-one albums of 2008WList of Top Country Albums number ones of 2008WList of Hot Country Songs number ones of 2008WList of Billboard Hot 100 number ones of 2008WBillboard Year-End Hot 100 singles of 2008WList of number-one Billboard Top Latin Albums of 2008